VIDEO TUTORIAL DE CIRCUITO EN SERIE Y PARALELO

http://www.youtube.com/watch?v=vUqPljXJlR8
http://www.youtube.com/v/ObARK0ciAiI?autohide=1&version=3&attribution_tag=gUzJEJ_FHeMn5j9EzYew4w&feature=share&autoplay=1&autohide=1&showinfo=1